Choose the correct word to complete each sentence. (Chọn từ đúng để hoàn thành mỗi câu.) Many tourists damage / reduce the environment when they are travelling.

Câu hỏi :

Choose the correct word to complete each sentence. (Chọn từ đúng để hoàn thành mỗi câu.)

Many tourists damage / reduce the environment when they are travelling.